/usr/lib/x86_64-linux-gnu/libsvn_client-1.so.1 is in libsvn1 1.8.8-1ubuntu3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libsvn_client-1.so.1.0.0
/usr/lib/x86_64-linux-gnu/libsvn_client-1.so.1.0.0